What is it like to climb Mount Everest? It's an experience that only about 5,000 people on the planet can explain. More than 300 people have died while attempting to make it to the top. Recently, news stories suggest long lines and crowds are causing chaos on Everest. This week we talk to Matthew Dieumegard, one of the few who have reached the top, about how much it costs, the sights, sounds and dead bodies and so much more.